Cita APA (7a ed.)

Marsh, U. G. (1972). Salesmanship: Modern principles and practices. Prentice-Hall.

Cita Chicago Style (17a ed.)

Marsh, U. Grant. Salesmanship: Modern Principles and Practices. London: Prentice-Hall, 1972.

Cita MLA (9a ed.)

Marsh, U. Grant. Salesmanship: Modern Principles and Practices. Prentice-Hall, 1972.